fbdev: sh_mobile_lcdcfb: add backlight support
Support for backlight devices controlled through board-specific
routines. Backlights can be defined per-channel and follow fbdev
directives to switch off as the LCD blanks or is turned on/off.
Signed-off-by: Alexandre Courbot <gnurou@gmail.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
diff --git a/include/video/sh_mobile_lcdc.h b/include/video/sh_mobile_lcdc.h
index daabae5..f2e6ab8 100644
--- a/include/video/sh_mobile_lcdc.h
+++ b/include/video/sh_mobile_lcdc.h
@@ -59,6 +59,8 @@
struct sh_mobile_lcdc_sys_bus_ops *sys_ops);
void (*display_on)(void *board_data, struct fb_info *info);
void (*display_off)(void *board_data);
+ int (*set_brightness)(void *board_data, int brightness);
+ int (*get_brightness)(void *board_data);
};
struct sh_mobile_lcdc_lcd_size_cfg { /* width and height of panel in mm */
@@ -66,6 +68,12 @@
unsigned long height;
};
+/* backlight info */
+struct sh_mobile_lcdc_bl_info {
+ const char *name;
+ int max_brightness;
+};
+
struct sh_mobile_lcdc_chan_cfg {
int chan;
int bpp;
@@ -76,6 +84,7 @@
int num_cfg;
struct sh_mobile_lcdc_lcd_size_cfg lcd_size_cfg;
struct sh_mobile_lcdc_board_cfg board_cfg;
+ struct sh_mobile_lcdc_bl_info bl_info;
struct sh_mobile_lcdc_sys_bus_cfg sys_bus_cfg; /* only for SYSn I/F */
};